Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
contractlumber.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 19:37:42 UTC · ↺ Refresh
MX Hostnames
- contractlumber-com.mail.protection.outlook.com
MX Priorities
- contractlumber-com.mail.protection.outlook.com: 10
A / AAAA Records
- 198.185.159.136 (no PTR)
Mail Server IPs
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns05.domaincontrol.com dns.jomax.net 2026031305 28800 7200 604800 3600
Primary NS (mname)
ns05.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031305
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns06.domaincontrol.com
ns05.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:76.10.199.3 ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- apple-domain-verification=t3TybdIMULA0iWo8
- SPFv=spf1 ip4:76.10.199.3 ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:_spf.psm.knowbe4.com -all
- google-site-verification=JfA3TBNaqxLIpr1SaDRUhexR88qVYSok0pfEvc-Rj0M
Full email verification for contractlumber.com
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